﻿
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Demo01
{
    class Disk
    {
        private string brand;

        public string Brand { get; set; }

        public Disk()
        {

        }
        public Disk(string brand)
        {
            this.brand = brand;
        }
        public void Info()
        {

            Console.WriteLine("{0}", this.brand);
        }


    }
}